[N311053], Technical Note, Hugh De Coursey Hamilton, December 16th, 1885

Item

Abstract

continuation of Phonplex experiments various diaphragms spool resistance and sheets of condenser

Mentions

Date

1885-12-16

Decade

1880-1889

Identifier

N311053

Folder Set

N311

Title

[N311053], Technical Note, Hugh De Coursey Hamilton, December 16th, 1885

Microfilm ID

42:379

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University

Item sets